836891

Appears in sequences

• Number of (n+2)X(n+2) binary arrays with each 3X3 subblock having a positive determinant.at n=3A186054
• Number of (n+2)X6 binary arrays with each 3X3 subblock having a positive determinant.at n=3A186058
• T(n,k)=Number of (n+2)X(k+2) binary arrays with each 3X3 subblock having a positive determinant.at n=24A186063